MESON Chess Problem Database
Problem Display
PID: 108176 (8/8/8/3p1n1r/4bn2/3BNk1p/5NpB/4R1K1 w - - 0 1)
Graham, John H
Kirkville Graphic, 1889
#2
6 + 8
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...d4
- 2.Bxe4#
- 1...d4
- Tries
- 1.Seg4?
- threat
- 2.Se5#
- 1...Se2+
- 2.Bxe2#
- 1...Sg6
- 2.Be2#
- 1...Se3
- 2.Rxe3#
- 1...Sg3
- 2.Re3#
- 1...Sd4
- 2.Re3#
- 1...Sh4
- 2.Re3#
- 1...Sd6
- 2.Re3#
- 1...Sh6
- 2.Re3#
- 1...Se7
- 2.Re3#
- 1...Sg7
- 2.Re3#
- 1...Sxd3!
- threat
- 1.Seg4?
- Keys
- 1.Sc4!
- threat
- 2.Sd2#
- 2.Se5#
- 1...Se2+
- 2.Bxe2#
- 1...Sxd3
- 2.Sd2#
- 1...dxc4
- 2.Bxe4#
- 1...Sg6
- 2.Sd2#
- 2.Be2#
- 1...Se3
- 2.Sd2#
- 2.Rxe3#
- 1...Sg3
- 2.Sd2#
- 2.Re3#
- 1...Sd4
- 2.Sd2#
- 2.Re3#
- 1...Sh4
- 2.Sd2#
- 2.Re3#
- 1...Sd6
- 2.Sd2#
- 2.Re3#
- 1...Sh6
- 2.Sd2#
- 2.Re3#
- 1...Se7
- 2.Sd2#
- 2.Re3#
- 1...Sg7
- 2.Sd2#
- 2.Re3#
- threat
- 1.Sc4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 1
- Sets
- P(f);N_GUARD::B(E),XB(d)
- Tries
- Try
- S(F);
- Threat
- S(F)
- Vars
- S(e);CHECK,N_GUARD::B(E),XS(e)
- S(e);N_GUARD::B(E)
- S(g);N_GUARD::R1(A),XS(g)
- S(g);N_GUARD::R1(A)
- Refutation
- S(e);XB(E)
- Try
- Actual
- S(F);
- Threat
- DUALS(2)
- Vars
- S(e);CHECK,N_GUARD::B(E),XS(e)
- S(e);XB(E)::S(F)
- P(f);N_GUARD,XS(F)::B(E),XB(d)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
CSS/Javascript (jQuery, Bootstrap & DataTables).